RT Journal Article SR Electronic(1) A1 Atkinson, Quentin D. YR 2009 T1 Language Classification by Numbers. By April McMahon and Robert McMahon JF Diachronica VO 26 IS 1 SP 125 OP 133 DO https://doi.org/10.1075/dia.26.1.06atk PB John Benjamins SN 0176-4225, AB , UL https://www.jbe-platform.com/content/journals/10.1075/dia.26.1.06atk